Add 21/54 and 4/6
21/54 + 4/6 is 19/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 6 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 54 × 1 = 54,
21/54 = 21 × 1/54 × 1 = 21/54 - Likewise, for the 2nd fraction, since 6 × 9 = 54,
4/6 = 4 × 9/6 × 9 = 36/54 - Add the two like fractions:
21/54 + 36/54 = 21 + 36/54 = 57/54 - 57/54 simplified gives 19/18
- So, 21/54 + 4/6 = 19/18
In mixed form: 11/18
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